National Association of Math Circles Wiki

- GAIM
*Girls' Adventures in Math*: is a themed Math Olympiad for upper elementary and middle school girls, followed by an afternoon of community-building games. - AMS
*Who Wants to Be a Mathematician*: is free, mostly aimed at high school students, but have had students as young as 8th graders qualify. - Archimedean Challenge #1
- Association of Computational and Mathematical Modeling (AoCMM)
- Critical Thinking Challenge: a free math competition open to all 3rd to 6th grade students in the U.S. and Canada.
- K-12 Game-a-thon
- USA Mathematics Talent Search (USAMTS) : free mathematics competition open to all United States middle and high school students.
- MATHCOUNTS: a national math enrichment, coaching & competition program that promotes middle school mathematics achievement in every U.S. state & territory.
- USAMO (United States of America Mathematics Olympiad)
- The American Mathematics Competitions (AMC)
- Gauss Contest for Grades 7 & 8 Mathematics
- Pascal, Cayley and Fermat Contest for Grades 9 - 11 Mathematics
- Noetic Learning Math Contest: biannual problem solving contest for students in grades 2 - 6.
- National Trimathlon (grades 3 -6)
- COMAP Contest in Modeling
- Math Kangaroo Olympiad : free international mathematics competition open to all grade 2 - grade 12 students.
- SIAM: Moody's Mega Math Challenge.
- Homeschool Math Contests
- International Mathematics Olympiad (IMO)
- Purple Comet! Math Meet
- The Mandelbrot Competition
- The American Regions Mathematics League (ARML), ARML Power Contest
- Perennial Math: serves grades 3-12 now with 2 seasons to choose from (Nov- Feb) or (Jan-April).
- Mathleague.org
- Math-O-Vision: a competition for math-inspired movies.

- Bay Area Mathematical Olympiad (BAMO)
- Colorado Mathematical Olympiad (CMO)
- Denver Area Calculus Bowl: For students from all over Colorado and Wyoming
- Julia Robinson Math Festival

- Expanding Your Horizons in Science and Mathematics
- University of Minnesota Talented Youth Mathematics Program (UMTYMP)
- Julia Robinson Math Festival
- Sonia Kovalevsky High School Mathematics Days

To make a recommendation for websites to add to our archive, email us : info@mathcircles.org.